GB0723510D0 - Baseband signal predistortion processing device and method - Google Patents
Baseband signal predistortion processing device and methodInfo
- Publication number
- GB0723510D0 GB0723510D0 GBGB0723510.4A GB0723510A GB0723510D0 GB 0723510 D0 GB0723510 D0 GB 0723510D0 GB 0723510 A GB0723510 A GB 0723510A GB 0723510 D0 GB0723510 D0 GB 0723510D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- processing device
- baseband signal
- predistortion processing
- signal predistortion
- baseband
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3294—Acting on the real and imaginary components of the input signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B2001/0408—Circuits with power amplifiers
- H04B2001/0425—Circuits with power amplifiers with linearisation using predistortion
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Amplifiers (AREA)
- Transmitters (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005100730024A CN100563225C (en) | 2005-05-27 | 2005-05-27 | Baseband digital signal is carried out the fexible unit of pre-distortion |
PCT/CN2006/001117 WO2006125398A1 (en) | 2005-05-27 | 2006-05-26 | Baseband signal predistortion processing device and method |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0723510D0 true GB0723510D0 (en) | 2008-01-09 |
GB2440890A GB2440890A (en) | 2008-02-13 |
GB2440890B GB2440890B (en) | 2010-01-20 |
Family
ID=37444162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0723510A Active GB2440890B (en) | 2005-05-27 | 2006-05-26 | Device and method for pre-distorting a base-band digital signal |
Country Status (9)
Country | Link |
---|---|
US (1) | US8023587B2 (en) |
JP (1) | JP2008546261A (en) |
CN (1) | CN100563225C (en) |
CA (1) | CA2609843C (en) |
DE (1) | DE112006001355B4 (en) |
ES (1) | ES2331779B1 (en) |
GB (1) | GB2440890B (en) |
RU (1) | RU2370889C2 (en) |
WO (1) | WO2006125398A1 (en) |
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CN101594327B (en) * | 2008-05-26 | 2012-06-13 | 芯通科技(成都)有限公司 | Multichannel digital predistortion processing device and predistortion processing method |
CN101505139B (en) * | 2008-11-17 | 2011-08-17 | 深圳市云海通讯股份有限公司 | Digital linear pre-distortion method and system |
CN101741787B (en) * | 2008-11-19 | 2013-01-16 | 中兴通讯股份有限公司 | Predistortion fast-convergence method and system for collecting training data |
US8160191B2 (en) * | 2008-12-01 | 2012-04-17 | Rockstar Bidco Lp | Correction of quadrature errors |
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KR101278025B1 (en) * | 2009-10-15 | 2013-06-21 | 한국전자통신연구원 | Receiving apparatus with OFDM I/Q imbalance compensation and method thereof |
RU2535917C2 (en) * | 2009-11-09 | 2014-12-20 | Хуавэй Текнолоджиз Ко., Лтд. | Method, device and system for correcting microwave signals |
CN101741317B (en) * | 2009-11-26 | 2011-12-28 | 北京北方烽火科技有限公司 | Digital predistortion linear broadband radio-frequency power amplifier device |
JP5761646B2 (en) | 2009-12-21 | 2015-08-12 | ダリ システムズ カンパニー リミテッド | System and method for modulation agnostic digital hybrid mode power amplifier |
US8483575B2 (en) * | 2010-01-11 | 2013-07-09 | Alcatel Lucent | Apparatus and method for generating frequency-locked optical comb sources |
US9369712B2 (en) * | 2010-01-14 | 2016-06-14 | Dolby Laboratories Licensing Corporation | Buffered adaptive filters |
CN101795251B (en) * | 2010-01-20 | 2012-11-21 | 华为技术有限公司 | Device and method for generation feedback signal |
CN101808062B (en) * | 2010-03-26 | 2013-03-06 | 深圳市云海通讯股份有限公司 | Digital predistortion processing circuit and method, power amplifying device and repeater |
CN101977022B (en) * | 2010-09-03 | 2014-07-16 | 中兴通讯股份有限公司 | Complementary-multiplicative power compensation method, device and communication equipment |
CN102447441B (en) * | 2010-09-30 | 2014-09-17 | 富士通株式会社 | Power amplifying equipment and method for acquiring power regulation factor |
CN102055412B (en) * | 2010-12-02 | 2014-04-16 | 华为技术有限公司 | Power amplifier protective circuit, communication equipment and method |
CN102487550B (en) | 2010-12-06 | 2014-12-03 | 华为技术有限公司 | Communication base station and power amplification processing method thereof |
WO2012097085A1 (en) | 2011-01-11 | 2012-07-19 | Aviat Networks, Inc. | Systems and methods for a radio frequency transmitter with improved linearity and power out utilizing pre-distortion and a gan (gallium nitride) power amplifier device |
CN102143107B (en) * | 2011-02-25 | 2013-10-09 | 华为技术有限公司 | Method and device for realizing pre-distortion of digital baseband |
CN102231635B (en) * | 2011-06-23 | 2014-10-22 | 中国科学院上海高等研究院 | Direct frequency conversion receiver |
CN102412791A (en) * | 2011-11-29 | 2012-04-11 | 电子科技大学 | Digital pre-distortion processing method for high-efficiency power amplifier |
US9819318B2 (en) * | 2011-12-21 | 2017-11-14 | Telefonaktiebolaget L M Ericsson (Publ) | Architecture of a low bandwidth predistortion system for non-linear RF components |
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CN102801670B (en) * | 2012-04-16 | 2018-07-24 | 中兴通讯股份有限公司 | A kind of digital pre-distortion method and system |
CN103067041B (en) * | 2012-12-14 | 2016-04-13 | 大唐移动通信设备有限公司 | Terminal and communication means thereof |
CN104038459B (en) * | 2013-03-04 | 2018-01-05 | 中兴通讯股份有限公司 | A kind of I/Q modulator and its processing method |
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CN103499812A (en) * | 2013-09-23 | 2014-01-08 | 中国科学院电子学研究所 | Baseband signal predistortion method of broadband multi-channel coherent radar imaging system |
WO2015096096A1 (en) * | 2013-12-26 | 2015-07-02 | 华为技术有限公司 | Pre-distortion feedback method, device and system |
US9768987B2 (en) * | 2014-01-13 | 2017-09-19 | Maxlinear, Inc. | Dynamically calibrated pre-distortion |
CN103838140B (en) * | 2014-01-27 | 2017-02-15 | 江苏经贸职业技术学院 | Weak nonlinear network control method based on direct inverse control algorithm |
CN103888312B (en) * | 2014-03-04 | 2017-06-09 | 京信通信系统(广州)有限公司 | The alarm method and device of a kind of pre-distortion system |
CN103957179B (en) * | 2014-04-04 | 2018-04-20 | 京信通信系统(中国)有限公司 | DPD method and systems |
US10075137B2 (en) * | 2014-05-23 | 2018-09-11 | Teko Telocom, S.r.l. | Power amplification system for radiofrequency communications |
CN104052710B (en) | 2014-06-24 | 2017-07-14 | 华为技术有限公司 | Modulation circuit, digital transmitter and the signal modulating method of digital transmitter |
CN107078980B (en) * | 2014-11-14 | 2020-08-25 | 华为技术有限公司 | Analog predistorter core module and analog predistorter system |
CN105827321B (en) * | 2015-01-05 | 2018-06-01 | 富士通株式会社 | Non-linear compensation method, device and system in multi-carrier light communication system |
KR102457295B1 (en) * | 2015-01-07 | 2022-10-21 | 삼성전자 주식회사 | Method and apparatus for controlling power consumption |
CN104980174B (en) | 2015-06-30 | 2018-02-06 | 上海华为技术有限公司 | A kind of two-band dual input power amplifier emitter |
JP2017050694A (en) * | 2015-09-01 | 2017-03-09 | 富士通株式会社 | Radio communication device and burst distortion correction method |
CN105515533A (en) * | 2015-11-12 | 2016-04-20 | 中国电子科技集团公司第四十一研究所 | Digital IQ real-time compensation method based on look-up table |
CN106888466B (en) * | 2015-12-15 | 2021-05-18 | 中兴通讯股份有限公司 | Method and device for realizing remote communication of mobile base station |
CN106937364B (en) * | 2015-12-29 | 2020-04-24 | 辰芯科技有限公司 | Radio frequency bias voltage adjusting method and device, baseband integrated circuit and mobile terminal |
CN106301235A (en) * | 2016-05-20 | 2017-01-04 | 苏州能讯高能半导体有限公司 | Method, device, chip and the circuit of a kind of signal of communication digital pre-distortion |
CN106254159A (en) * | 2016-09-26 | 2016-12-21 | 杭州迪普科技有限公司 | Link method for detecting abnormality and device |
EP3560105B1 (en) * | 2016-12-22 | 2023-08-02 | Smiths Interconnect, Inc. | Fully integrated radio frequency terminal system |
CN107092898B (en) * | 2017-05-31 | 2020-09-04 | 北京邮电大学 | QPSK signal bispectrum energy entropy and color moment based radio frequency fingerprint identification method |
WO2019000168A1 (en) | 2017-06-26 | 2019-01-03 | 华为技术有限公司 | Correction device and correction method |
CN111436225B (en) | 2017-12-29 | 2023-06-16 | 苹果公司 | Predistortion circuit of wireless transmitter and method for generating predistortion baseband signal |
CN108471296B (en) * | 2018-03-07 | 2021-09-10 | 中国电子科技集团公司第三十研究所 | High-precision rapid automatic gain control system suitable for short-time burst transmission |
US11228281B2 (en) * | 2018-07-17 | 2022-01-18 | Mediatek Inc. | Apparatus and method for calibrating characteristics of power amplifier in transmitter |
CN109787933B (en) * | 2018-12-29 | 2021-12-17 | 上海联影医疗科技股份有限公司 | System and method for amplifying radio frequency signal |
US11387790B2 (en) | 2019-01-24 | 2022-07-12 | Analog Devices International Unlimited Company | Power semiconductor device with charge trapping compensation |
CN109683115B (en) * | 2019-02-12 | 2024-05-03 | 泰山医学院 | Magnetic resonance radio frequency power amplifier device and magnetic resonance system |
RU2726184C1 (en) * | 2019-11-25 | 2020-07-09 | Акционерное общество "Концерн "Созвездие" | Pre-distorted signal generation method |
US11533070B2 (en) | 2019-12-23 | 2022-12-20 | Analog Devices International Unlimited Company | Systems and methods of compensating for narrowband distortion in power semiconductor devices |
CN111010095B (en) * | 2019-12-27 | 2021-11-09 | 湖南华诺星空电子技术有限公司 | Broadband power amplifier linearization processing method and system of wireless communication system |
US11496049B2 (en) | 2020-02-13 | 2022-11-08 | Universite De Lille | Instantaneous power estimation in a continuous time digital signal processing system |
US11563409B2 (en) | 2020-10-26 | 2023-01-24 | Analog Devices International Unlimited Company | Configurable non-linear filter for digital pre-distortion |
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CN114124248A (en) * | 2021-11-29 | 2022-03-01 | 上海创远仪器技术股份有限公司 | System for realizing precise control aiming at high peak-to-average ratio signal in vector signal generator |
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-
2005
- 2005-05-27 CN CNB2005100730024A patent/CN100563225C/en active Active
-
2006
- 2006-05-26 RU RU2007146303/09A patent/RU2370889C2/en active
- 2006-05-26 GB GB0723510A patent/GB2440890B/en active Active
- 2006-05-26 CA CA2609843A patent/CA2609843C/en not_active Expired - Fee Related
- 2006-05-26 ES ES200750078A patent/ES2331779B1/en active Active
- 2006-05-26 DE DE112006001355.6T patent/DE112006001355B4/en active Active
- 2006-05-26 JP JP2008512677A patent/JP2008546261A/en active Pending
- 2006-05-26 WO PCT/CN2006/001117 patent/WO2006125398A1/en active IP Right Grant
-
2007
- 2007-11-26 US US11/945,168 patent/US8023587B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CA2609843C (en) | 2011-12-06 |
JP2008546261A (en) | 2008-12-18 |
US8023587B2 (en) | 2011-09-20 |
RU2007146303A (en) | 2009-07-10 |
DE112006001355T5 (en) | 2008-07-31 |
RU2370889C2 (en) | 2009-10-20 |
DE112006001355B4 (en) | 2014-07-10 |
CA2609843A1 (en) | 2006-11-30 |
WO2006125398A1 (en) | 2006-11-30 |
GB2440890A (en) | 2008-02-13 |
ES2331779A1 (en) | 2010-01-14 |
ES2331779B1 (en) | 2010-10-13 |
CN1870614A (en) | 2006-11-29 |
GB2440890B (en) | 2010-01-20 |
US20080095264A1 (en) | 2008-04-24 |
CN100563225C (en) | 2009-11-25 |
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